Home / 3,396,132.20-4,686,784-1,946,107.64

Finding the Fourth Proportional to 3,396,132.20, 4,686,784 and 1,946,107.64

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Solution

The fourth proportional to 3,396,132.20, 4,686,784 and 1,946,107.64 is: 2,685,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396,132.20 : 4,686,784 = 1,946,107.64 : x
  2. Step 2: Convert to fraction form
    3,396,132.20/4,686,784 = 1,946,107.64/x
  3. Step 3: Cross multiply
    3,396,132.20x = 4,686,784 × 1,946,107.64
  4. Step 4: Simplify right side
    3,396,132.20x = 9,120,986,149,429.76
  5. Step 5: Solve for x
    x = 9,120,986,149,429.76/3,396,132.20
  6. Step 6: Final answer
    x = 2,685,698.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.